TY - BOOK AU - Krebs,Charles J. TI - Ecology:The Experimental Analysis of Distribution and Abundance SN - 0321042891 AV - QH541 K92 E3 2001 PY - 2001/// CY - San Francisco PB - Benjamin Cummings,an imprint of Addison Wesley Longman KW - Ecology KW - Population biology ER -